2-18.Provisions for shielding against shock andvibration can be on all except which of thefollowing connectors?1.A2.C3.DE4.2-19.Hardware is used to secure which of thefollowing connections and provide stabilityagainst shock and vibration?1. C2. D3. E4. F2-20.Internal connectors are used inside thecomputer for which of the followingreasons?1. To connect the computer to a displaysystem2. To provide power to the computeronly3. To interconnect major individual unitsinside the computer only4. To interconnect major individual unitsinside the computer and providepower to the computer2-21.What precaution should you use whenmaking connections for pcbs, modules, orsubassemblies?1. Secure the power to the computer andensure the receptacle and plug match2. Ensure that the receptacle or plug hasguide pins3. Force the connection4. Both 2 and 3 above2-22.Which of the following documents can beused to find the signal names used by acomputer?1. The wire listings only2. The computers prints only3. The description of a pcb only4. The computers wire listings, prints,and/or a description of each pcb2-23.Internal conductors can only take mass dataand route it for distribution throughout thecomputer.1 . T r ue2. False2-24.To make effective use of limited space,what item is used to neatly organizeconductor bundles internally?1. Lacings2. Spot ties3. Wiring harnesses4. Self-cliching straps2-25.To secure the wires contained in a wireharness, which of the following items maybe used?1. Lacings only2. Spot tying only3. Self-clinching straps only4. Lacings, spot tying, and self-clinchingstraps2-26.If a conductor is partially replaced orcompletely replaced, a different grade(AWG) and type of conductor can be used.1 . T r ue2. False12